dath

With the dGal plugin you can simply create galleries. Just upload your images, add the dGal Shortcode to your posts or pages and the gallery will appear.
Mit dem dGal Plugin kannst du ganz einfach Galerien erstellen. Einfach deine Bilder hochladen, den dGal Shortcode deinem Eintrag oder deiner Seite hinzufügen und schon ist deine Galerie fertig.
Notice 
A new version of this plugin is now available as <a href="https://wordpress.org/extend/plugins/simplegal/" rel="ugc">SimpleGal</a>.

dGal

Create an Image-Gallery in 5 simple Steps (with Lightbox-Support!) | This plugin is now available in a new version as SimpleGal.

Silkalns

Seamlessly integrates FancyBox into your blog: Upload, activate, and you’re done. Additional configuration optional.
You can easily customize almost anything you can think about fancybox lightbox: the border, margin width and color, zoom speed, animation type, close button position, overlay color and opacity and even more advanced option like several options to group images into galleries, and more…
By default, the plugin will use jQuery to apply FancyBox to ANY thumbnails that link directly to an image. This includes posts, the sidebar, etc, so you can activate it and it will be applied automatically.
<h4>Further Reading</h4>
This plugin is developed and maintained by Colorlib. Which is well know for their free <a href="https://colorlib.com/wp/themes/" rel="nofollow ugc"></a>WordPress themes. However, now they are looking to extend their presence in plugin development and believe that FancyBox lightbox is a great way to start.
If you are new to WordPress and want to lear more we have got you covered. Colorlib will teach you have to <a href="https://colorlib.com/" rel="nofollow ugc">start a blog</a> or <a href="https://colorlib.com/wp/how-to-make-a-website/" rel="nofollow ugc">create a website</a> and much more. If you are already familiar with WordPress you likely want to learn how to make it faster and more reliable. That’s when you want to look into hosting and more specifically <a href="http://colorlib.com/wp/wordpress-hosting" rel="nofollow ugc">WordPress hosting</a>.
If you enjoy using FancyBox lightbox for WordPress please leave a <a href="https://wordpress.org/support/plugin/fancybox-for-wordpress/reviews/?filter=5" rel="ugc">positive feedback</a>. We are committed to make it the best lightbox plugin for WordPress.

FancyBox for WordPress

Seamlessly integrates FancyBox lightbox into your WordPress blog: Upload, activate, and you're done. Additional configuration optional.

dGal vs FancyBox for WordPress